Sentinelctl.exe Unload May 2026

Some security software locks the Sentinel driver file (aksfridge.sys or hasplms.sys). unload releases the file handle, allowing you to replace or repair the driver without rebooting.

If a machine is roaming between a network license server and a local dongle, unloading the service forces it to re-request license availability. Sentinelctl.exe Unload

Cause: A previous unload attempt failed partially. Solution: Reboot the machine. A reboot always resets the driver state. After reboot, the driver will automatically load again unless disabled. Some security software locks the Sentinel driver file